SOLID BRASS CONSTRUCTION FOR DURABILITY AND LONG SERVICE LIFE - The hose connectors are made of solid brass which is more sturdy and durable than plastic or aluminum one. The most solid brass construction without joint seam means leakproof and rustproof. The clamps which work perfectly together with the connectors are made of 304 stainless steel with the advantage of high quality and corrosion-resistant. This is a professional hose repair kit for extending the service life of your hose.. UNIVERSAL CONNECTOR FOR 5 AND 3 INCHES HOSES - This hose repair kit is designed basing on the inner diameter of the 16mm and 19mm hoses, so it is great for the devices which accept 5 inches connection or 3 inches connection, such as garden hose, water tap etc.. US STANDARD 3" THREAD FOR A WIDE RANGE OF APPLICATIONS - The female thread adapter and male thread adapter are US standard 3" thread, and suit for 3" standard threaded which has a wide range of applications such as outdoor faucet, garden hose, hose splitter, filter, sprayer, sprinkler, nozzle, timer, etc.. EASY TO INSTALL WHEN CONNECTING OR REPAIRING HOSE - This hose repair kit contains all you need to connect a hose or repair a hose. They are easy to connect and disconnect, and they could hold up for a long time. Repairing your hose can be done in about five minutes and making the hose work even better than before. This kit could definitely save you from having to buy a new whole hose.. All THE PRODUCTS INCLUDED IN THIS KIT IS REUSABLE - This hose repair kit includes 4 solid brass Female connectors, 4 solid brass Male connectors, 8 stainless steel clamps and 8 gaskets. They are ready for immediate use and reusable for future use.